S
M
T
W
T
F
S
30
77°
56°
31
77°
63°
1
78°
64°
2
80°
64°
3
80°
57°
4
78°
54°
5
76°
55°
6
75°
54°
7
75°
57°
8
79°
57°
9
80°
61°
10
82°
53°
11
76°
53°
12
74°
59°
13
74°
52°
14
75°
52°
15
71°
56°
16
73°
55°
17
72°
56°
18
75°
49°
19
73°
50°
20
72°
49°
21
75°
49°
22
71°
54°
23
74°
55°
24
77°
57°
25
78°
56°
26
77°
57°
27
77°
57°
28
79°
53°
29
75°
49°
30
72°
55°
1
74°
55°
2
76°
45°
3
75°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Holland
Holland's September 2026 forecast shows daily high temperatures ranging from 71° to 82°, with overnight lows between 44° and 64°. The average high for September is 76° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Holland. See also: October | November | December.